Aravind Srinivas: Perplexity's Race to Build Agentic Search

TL;DR

Perplexity is experiencing rapid user growth, causing daily infrastructure issues that require scaling to handle the next 10x. Their primary strategic bet is building a browser that functions as a cognitive operating system with an omnibox for navigation, informational queries, and agentic tasks — treating each query/prompt like a separate process analogous to Chrome’s per-tab process model.

Key insights

• The opening for startups against Google exists because: (1) during 2023-2024, Google had the 4th or 5th best models externally, so startups had access to superior AI; (2) Google faces innovator’s dile
• Perplexity’s browser strategy positions the product as an abstraction layer above chatbots: it can access other tabs, browsing history, complete forms, pay credit cards, make purchases, run recurring
• Brand is a significant moat — once a company acquires millions of paying users, it earns the right to survive and keep building even if competitors replicate core features. Narrative (focus on accurac